🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 9.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.01 AU - 1.27 AU

Year: 798 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,312,400 km

• M1: 123,119 km (0.088 R)
• M2: 444,904 km (0.109 R)
• M3: 755,918 km (0.069 R)
• M4: 1,096,253 km (0.104 R)
• M5: 1,482,515 km (0.037 R)
• M6: 1,933,253 km (0.073 R)
• M7: 2,273,588 km (0.089 R)
• M8: 2,632,474 km (0.058 R)
• M9: 3,624,756 km (0.07 R)
• M10: 4,591,009 km (0.081 R)
• M11: 5,520,311 km (0.116 R)
• M12: 6,795,334 km (0.088 R)
• M13: 7,413,771 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.3

Radius: 13.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.12 AU - 1.36 AU

Year: 906 Days

Day: 14.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,312,400 km

• M1: 208,539 km (0.07 R)
• M2: 697,575 km (0.106 R)
• M3: 1,191,547 km (0.116 R)
• M4: 1,668,914 km (0.083 R)
• M5: 2,544,061 km (0.087 R)
• M6: 3,457,207 km (0.095 R)
• M7: 4,083,723 km (0.049 R)
• M8: 5,371,611 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.1

Radius: 11.7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.31 AU - 1.37 AU

Year: 1018 Days

Day: 7.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 29,312,400 km

• M1: 152,889 km (0.116 R)
• M2: 746,942 km (0.101 R)
• M3: 1,318,705 km (0.073 R)
• M4: 2,757,089 km (0.095 R)
• M5: 3,339,473 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 11

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.98 AU - 2.16 AU

Year: 1954 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,312,400 km

• M1: 136,882 km (0.089 R)
• M2: 521,199 km (0.111 R)
• M3: 952,041 km (0.032 R)
• M4: 1,372,112 km (0.11 R)
• M5: 1,755,531 km (0.114 R)
• M6: 2,199,687 km (0.041 R)
• M7: 3,211,866 km (0.096 R)
• M8: 4,682,413 km (0.109 R)
• M9: 5,288,734 km (0.074 R)
• M10: 6,511,547 km (0.098 R)
• M11: 7,640,113 km (0.103 R)
• M12: 8,452,280 km (0.105 R)
• M13: 8,804,882 km (0.108 R)
• M14: 10,051,780 km (0.108 R)
• M15: 10,751,749 km (0.11 R)
• M16: 12,027,220 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.9

Radius: 11.7

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.33 AU - 2.51 AU

Year: 2470 Days

Day: 8.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,312,400 km

• M1: 145,559 km (0.088 R)
• M2: 596,896 km (0.059 R)
• M3: 965,505 km (0.087 R)
• M4: 1,484,310 km (0.092 R)
• M5: 2,768,309 km (0.108 R)
• M6: 3,621,166 km (0.119 R)
• M7: 4,641,424 km (0.071 R)
• M8: 8,440,761 km (0.103 R)
• M9: 9,541,502 km (0.071 R)
• M10: 10,145,877 km (0.052 R)
• M11: 10,536,477 km (0.066 R)
• M12: 11,182,291 km (0.028 R)
• M13: 12,244,287 km (0.11 R)
• M14: 12,822,333 km (0.049 R)
• M15: 15,116,416 km (0.106 R)
• M16: 16,148,492 km (0.113 R)
• M17: 16,952,880 km (0.049 R)
• M18: 18,066,935 km (0.087 R)
• M19: 19,288,401 km (0.072 R)
• M20: 20,688,638 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.6

Radius: 10.7

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.28 AU - 5.3 AU

Year: 7982 Days

Day: 14.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,312,400 km

• M1: 133,142 km (0.098 R)
• M2: 682,914 km (0.075 R)
• M3: 1,031,477 km (0.049 R)
• M4: 1,576,313 km (0.104 R)
• M5: 1,923,529 km (0.04 R)
• M6: 2,289,745 km (0.081 R)
• M7: 3,226,826 km (0.12 R)
• M8: 3,657,967 km (0.095 R)
• M9: 4,557,649 km (0.108 R)
• M10: 5,187,605 km (0.047 R)
• M11: 6,860,708 km (0.111 R)
• M12: 8,069,010 km (0.113 R)
• M13: 8,703,604 km (0.079 R)
• M14: 12,029,614 km (0.102 R)
• M15: 12,595,243 km (0.105 R)
• M16: 13,340,689 km (0.105 R)
• M17: 16,059,481 km (0.076 R)
• M18: 19,127,883 km (0.093 R)
• M19: 21,056,947 km (0.118 R)
• M20: 25,214,871 km (0.086 R)
• M21: 28,693,769 km (0.092 R)
• M22: 30,170,749 km (0.11 R)
• M23: 30,737,575 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.9

Radius: 11

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.48 AU - 6.1 AU

Year: 7982 Days

Day: 12.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 29,312,400 km

• M1: 136,882 km (0.09 R)
• M2: 565,929 km (0.085 R)
• M3: 956,529 km (0.066 R)
• M4: 1,420,133 km (0.095 R)
• M5: 1,854,116 km (0.105 R)
• M6: 2,344,947 km (0.119 R)
• M7: 2,848,942 km (0.085 R)
• M8: 3,303,271 km (0.115 R)
• M9: 3,961,651 km (0.113 R)
• M10: 4,990,884 km (0.065 R)
• M11: 5,511,485 km (0.083 R)
• M12: 6,068,138 km (0.073 R)
• M13: 7,432,022 km (0.072 R)
• M14: 8,075,443 km (0.119 R)
• M15: 10,058,512 km (0.084 R)
• M16: 10,403,634 km (0.068 R)
• M17: 12,944,255 km (0.068 R)
• M18: 14,686,023 km (0.111 R)
• M19: 15,641,953 km (0.074 R)
• M20: 16,698,713 km (0.112 R)
• M21: 17,429,349 km (0.1 R)
• M22: 17,802,446 km (0.055 R)
• M23: 19,615,273 km (0.083 R)
• M24: 21,547,928 km (0.12 R)
• M25: 27,345,294 km (0.114 R)
• M26: 27,934,261 km (0.078 R)
• M27: 28,531,755 km (0.039 R)
• M28: 29,050,560 km (0.065 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 15,470 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit